Phrenic neuropathy etiologies and recovery trajectories in outpatient rehabilitation and neuromuscular medicine clinics: A retrospective analysis.

A clear majority of PhN patients show improvement in diaphragm muscle function, but on average, improvements took 15-17 months depending on the assessment type. These insights are vital for developing tailored treatments and can guide physicians in prognosis and decision-making, especially if more invasive interventions are being considered.